If you want to get some sound out of your project but have a tight space budget, this is a good way to do it. This 2.5W, 4 Ohm speaker is only 28mm in diameter and just over 4mm thick. The cable is roughly 180mm long and terminates in a 2-wire JST connector. https://elecena.pl/product/22540415/thin-speaker-4-ohm-2-5w-28mm 2023-02-10 https://elecena.pl/product/22540415/thin-speaker-4-ohm-2-5w-28mm 2025-04-11 https://elecena.pl/product/22540415/thin-speaker-4-ohm-2-5w-28mm 2025-04-14 https://elecena.pl/product/22540415/thin-speaker-4-ohm-2-5w-28mm 2025-12-02 https://elecena.pl/product/22540415/thin-speaker-4-ohm-2-5w-28mm 2025-12-04 https://elecena.pl/product/22540415/thin-speaker-4-ohm-2-5w-28mm 2026-04-17